1452717390 has 32 divisors (see below), whose sum is σ = 3670024320. Its totient is φ = 367002144.

The previous prime is 1452717361. The next prime is 1452717397. The reversal of 1452717390 is 937172541.

It is a super-2 number, since 2×1452717390² = 4220775630416824200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452717397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1273744 + ... + 1274883.

It is an arithmetic number, because the mean of its divisors is an integer number (114688260).

Almost surely, 2^1452717390 is an apocalyptic number.

1452717390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1452717390 is an abundant number, since it is smaller than the sum of its proper divisors (2217306930).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1452717390 is a wasteful number, since it uses less digits than its factorization.

1452717390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2548656.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 1452717390 is about 38114.5299065855. The cubic root of 1452717390 is about 1132.5578078664.

The spelling of 1452717390 in words is "one billion, four hundred fifty-two million, seven hundred seventeen thousand, three hundred ninety".